167 CDUS41 KLWX 280531 CLIIAD CLIMATE REPORT NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC 129 AM EDT WED APR 28 2004 ................................... ...THE WASHINGTON DULLES CLIMATE SUMMARY FOR APRIL 27 2004... CLIMATE NORMAL PERIOD 1971 TO 2000 CLIMATE RECORD PERIOD 1962 TO 2004 WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST VALUE (LST) VALUE VALUE FROM YEAR NORMAL .................................................................. TEMPERATURE (F) YESTERDAY MAXIMUM 66 1231 PM 92 1990 69 -3 71 MINIMUM 41 1159 PM 31 1987 44 -3 44 AVERAGE 54 57 -3 58 PRECIPITATION (IN) YESTERDAY 0.01 1.65 1973 0.11 -0.10 0.00 MONTH TO DATE 5.05 2.86 2.19 2.60 SINCE MAR 1 7.10 6.41 0.69 6.31 SINCE JAN 1 10.44 12.23 -1.79 15.27 SNOWFALL (IN) YESTERDAY 0.0 T 1994 0.0 0.0 0.0 MONTH TO DATE 0.0 0.4 -0.4 T SINCE MAR 1 T 3.8 -3.8 1.9 SINCE JUL 1 17.4 21.2 -3.8 50.1 SNOW DEPTH 0 DEGREE DAYS HEATING YESTERDAY 11 9 2 7 MONTH TO DATE 314 337 -23 333 SINCE MAR 1 888 1007 -119 974 SINCE JUL 1 4613 4740 -127 5018 COOLING YESTERDAY 0 1 -1 0 MONTH TO DATE 36 8 28 8 SINCE MAR 1 36 12 24 8 SINCE JAN 1 36 12 24 8 .................................................................. WIND (MPH) HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION W (290) HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION W (280) AVERAGE WIND SPEED 10.3 SKY COVER POSSIBLE SUNSHINE MM AVERAGE SKY COVER 0.5 WEATHER CONDITIONS THE FOLLOWING WEATHER WAS RECORDED YESTERDAY. LIGHT RAIN FOG FOG W/VISIBILITY <= 1/4 MILE RELATIVE HUMIDITY (PERCENT) HIGHEST 100 1200 AM LOWEST 34 1100 AM AVERAGE 67 .......................................................... THE WASHINGTON DULLES CLIMATE NORMALS FOR TODAY NORMAL RECORD YEAR MAXIMUM TEMPERATURE (F) 70 88 1990 MINIMUM TEMPERATURE (F) 44 32 1993 SUNRISE AND SUNSET APRIL 28 2004.........SUNRISE 615 AM EDT SUNSET 800 PM EDT APRIL 29 2004.........SUNRISE 614 AM EDT SUNSET 801 PM EDT - INDICATES NEGATIVE NUMBERS. R INDICATES RECORD WAS SET OR TIED. MM INDICATES DATA IS MISSING. T INDICATES TRACE AMOUNT. $$